It is recommended to buy a YJM308 at this stage. It should be on the x treasure. Just find it made by hand. Looks like 200 yuan. I'm using it now anyway. My effector is not as good as yours. I use RP500, which contains the simulation fader of DOD250. The timbre is fake and plastic. It is estimated that using synthetic effectors as faders is always like this.
By the way, YJM308 is the coolest fader I have ever used, but it may also be related to star effect and personality cult. ...